{"id":2641,"date":"2024-05-28T05:53:33","date_gmt":"2024-05-28T05:53:33","guid":{"rendered":"https:\/\/nfc-readers.com\/?p=2641"},"modified":"2024-05-28T05:53:33","modified_gmt":"2024-05-28T05:53:33","slug":"differences-among-rfid-card-readers-by-frequency","status":"publish","type":"post","link":"https:\/\/nfc-readers.com\/lt\/differences-among-rfid-card-readers-by-frequency\/","title":{"rendered":"RFID korteli\u0173 skaitytuv\u0173 skirtumai pagal da\u017en\u012f"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_73 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Turinys<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Perjungti Turinio lentel\u0119\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Perjungti<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/nfc-readers.com\/lt\/differences-among-rfid-card-readers-by-frequency\/#Introduction\" title=\"\u012evadas\">\u012evadas<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/nfc-readers.com\/lt\/differences-among-rfid-card-readers-by-frequency\/#Differences_Among_RFID_Card_Readers_by_Frequency\" title=\"RFID korteli\u0173 skaitytuv\u0173 skirtumai pagal da\u017en\u012f\">RFID korteli\u0173 skaitytuv\u0173 skirtumai pagal da\u017en\u012f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nfc-readers.com\/lt\/differences-among-rfid-card-readers-by-frequency\/#Low-Frequency_LF_RFID_Readers\" title=\"\u017demo da\u017enio (LF) RFID skaitytuvai\">\u017demo da\u017enio (LF) RFID skaitytuvai<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nfc-readers.com\/lt\/differences-among-rfid-card-readers-by-frequency\/#High-Frequency_HF_RFID_Readers\" title=\"Auk\u0161to da\u017enio (HF) RFID skaitytuvai\">Auk\u0161to da\u017enio (HF) RFID skaitytuvai<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nfc-readers.com\/lt\/differences-among-rfid-card-readers-by-frequency\/#Ultra-High_Frequency_UHF_RFID_Readers\" title=\"Itin auk\u0161to da\u017enio (UHF) RFID skaitytuvai\">Itin auk\u0161to da\u017enio (UHF) RFID skaitytuvai<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nfc-readers.com\/lt\/differences-among-rfid-card-readers-by-frequency\/#Microwave_RFID_Readers\" title=\"Mikrobang\u0173 RFID skaitytuvai\">Mikrobang\u0173 RFID skaitytuvai<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/nfc-readers.com\/lt\/differences-among-rfid-card-readers-by-frequency\/#Conclusion\" title=\"I\u0161vada\">I\u0161vada<\/a><\/li><\/ul><\/nav><\/div>\n<h2 id=\"introduction\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Introduction\"><\/span>\u012evadas<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">RFID (Radio Frequency Identification) korteli\u0173 skaitytuvai yra integruoti \u012f \u012fvairias identifikavimo ir sekimo sistemas, si\u016blantys \u012fvairius veikimo da\u017enius. \u0160ie da\u017eniai nustato skaitymo ir ra\u0161ymo diapazonus, na\u0161um\u0105 ir tinkamas programas. Pagrindiniai naudojami da\u017eniai yra \u017eemo da\u017enio (LF), <a href=\"https:\/\/nfc-readers.com\/lt\/Wholesale\/rfid-nfc-reader\/\">auk\u0161to da\u017enio<\/a> (HF), itin auk\u0161to da\u017enio (UHF) ir mikrobang\u0173 krosnel\u0117. Kiekvienas da\u017enio tipas turi unikali\u0173 prana\u0161um\u0173 ir apribojim\u0173, atitinkan\u010di\u0173 skirtingus poreikius ir aplink\u0105.<\/div>\n<figure id=\"attachment_1563\" aria-describedby=\"caption-attachment-1563\" style=\"width: 374px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1563\" src=\"https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/acr1222l_1-1_\u526f\u672c-300x300.png\" alt=\"ACR1222L-LCD NFC skaitytuvas\" width=\"374\" height=\"374\" srcset=\"https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/acr1222l_1-1_\u526f\u672c-300x300.png 300w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/acr1222l_1-1_\u526f\u672c-150x150.png 150w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/acr1222l_1-1_\u526f\u672c-600x600.png 600w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/acr1222l_1-1_\u526f\u672c-100x100.png 100w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/04\/acr1222l_1-1_\u526f\u672c.png 750w\" sizes=\"auto, (max-width: 374px) 100vw, 374px\" \/><figcaption id=\"caption-attachment-1563\" class=\"wp-caption-text\">ACR1222L-LCD NFC skaitytuvas<\/figcaption><\/figure>\n<h2 id=\"differences-among-rfid-card-readers-by-frequency\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Differences_Among_RFID_Card_Readers_by_Frequency\"><\/span>RFID korteli\u0173 skaitytuv\u0173 skirtumai pagal da\u017en\u012f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<h3 id=\"low-frequency-lf-rfid-readers\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Low-Frequency_LF_RFID_Readers\"><\/span>\u017demo da\u017enio (LF) RFID skaitytuvai<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">LF RFID skaitytuvai veikia \u017eemesniais nei 135 kHz da\u017eniais, o \u012fprastas skaitymo atstumas yra ma\u017eesnis nei 10 centimetr\u0173. Skaitymo diapazonui \u012ftakos turi \u017eymos dydis; didesn\u0117s \u017eymos paprastai turi didesn\u012f skaitymo diapazon\u0105. LF RFID sistemos yra labai patikimos aplinkoje, kurioje yra metalo ar vandens trukd\u017ei\u0173. Jie da\u017eniausiai naudojami:<\/div>\n<p>&nbsp;<\/p>\n<ul class=\"auto-hide-last-sibling-br\">\n<li>Gyv\u016bn\u0173 sekimas ir identifikavimas<\/li>\n<li>Prieigos kontrol\u0117s valdymas<\/li>\n<li>Transporto priemoni\u0173 valdymo sistemos<\/li>\n<li>POS (Point of Sale) sistemos<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">Trumpas skaitymo atstumas u\u017etikrina saugum\u0105 ir idealiai tinka programoms, kurioms reikalingas artimas atpa\u017einimas.<\/div>\n<p>&nbsp;<\/p>\n<h3 id=\"high-frequency-hf-rfid-readers\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"High-Frequency_HF_RFID_Readers\"><\/span>Auk\u0161to da\u017enio (HF) RFID skaitytuvai<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\"><a href=\"https:\/\/nfc-readers.com\/lt\/Wholesale\/rfid-nfc-reader\/\">HF RFID skaitytuvai<\/a> veikia ma\u017edaug 13,56 MHz da\u017eniu, tod\u0117l nuskaitymo diapazonas paprastai yra 1 metras. Jie gali pasigirti geru na\u0161umu aplinkoje, kurioje trukdo metalas ir skystis. HF RFID \u017eymos greitai perduoda duomenis, ta\u010diau gali b\u016bti ma\u017eiau atsparios triuk\u0161mo trukd\u017eiams, palyginti su kitais da\u017eniais. Pagrindin\u0117s HF RFID sistem\u0173 taikymo sritys:<\/div>\n<p>&nbsp;<\/p>\n<ul class=\"auto-hide-last-sibling-br\">\n<li>Bekontakt\u0117s mok\u0117jimo sistemos ir intelektualios kortel\u0117s<\/li>\n<li>Vie\u0161ojo transporto sistemos (pvz., metro kortel\u0117s)<\/li>\n<li>Pra\u0117jimo kontrol\u0117 pastatuose<\/li>\n<li>Bibliotek\u0173 ir farmacijos valdymas<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">\u0160ie skaitytuvai puikiai tinka aplinkoje, kur reikalinga diapazono, grei\u010dio ir duomen\u0173 tvarkymo galimybi\u0173 pusiausvyra, tod\u0117l HF RFID yra vienas universaliausi\u0173 ir pla\u010diausiai naudojam\u0173 tip\u0173.<\/div>\n<p>&nbsp;<\/p>\n<h3 id=\"ultra-high-frequency-uhf-rfid-readers\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Ultra-High_Frequency_UHF_RFID_Readers\"><\/span>Itin auk\u0161to da\u017enio (UHF) RFID skaitytuvai<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">UHF RFID skaitytuvai, veikiantys nuo 300 MHz iki 3 GHz, u\u017etikrina \u017eymiai didesn\u012f skaitymo ir ra\u0161ymo atstum\u0105, paprastai nuo 3 iki 5 metr\u0173, o kartais iki 15 metr\u0173. Ta\u010diau UHF sistemos turi prastesn\u012f atsparum\u0105 metalo ir skys\u010dio trukd\u017eiams. Jie daugiausia naudojami:<\/div>\n<p>&nbsp;<\/p>\n<ul class=\"auto-hide-last-sibling-br\">\n<li>Turto ir atsarg\u0173 valdymas<\/li>\n<li>Didel\u0117s apimties tiekimo grandin\u0117 ir logistika<\/li>\n<li>Baga\u017eo sekimo sistemos<\/li>\n<li>Vagys\u010di\u0173 prevencija ir saugumas<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">D\u0117l didesnio diapazono ir galimyb\u0117s vienu metu skaityti kelias \u017eymas UHF sistemos yra tinkamos didel\u0117ms, atviroms aplinkoms, kur b\u016btina didel\u0117 apr\u0117ptis.<\/div>\n<p>&nbsp;<\/p>\n<h3 id=\"microwave-rfid-readers\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Microwave_RFID_Readers\"><\/span>Mikrobang\u0173 RFID skaitytuvai<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">Nors apie tai kalbama re\u010diau, RFID skaitytuvai, veikiantys mikrobang\u0173 da\u017eni\u0173 juostoje (vir\u0161 3 GHz), si\u016blo ilgiausi\u0105 skaitymo diapazon\u0105 ir did\u017eiausi\u0105 duomen\u0173 perdavimo greit\u012f tarp RFID technologij\u0173. Jie naudojami specializuotose programose, kurioms reikalingas didel\u0117s spartos ir didelio nuotolio duomen\u0173 rinkimas, \u012fskaitant:<\/div>\n<p>&nbsp;<\/p>\n<ul class=\"auto-hide-last-sibling-br\">\n<li>Automatin\u0117s rinkliav\u0173 surinkimo sistemos<\/li>\n<li>Pramonin\u0117 automatika ir didel\u0117s spartos gamybos linijos<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">Mikrobang\u0173 RFID sistemos yra naudingos tais atvejais, kai labai svarbus greitas ir plataus diapazono duomen\u0173 gavimas, nors jos gali b\u016bti jautresn\u0117s tam tikriems aplinkos trikd\u017eiams ir reikalauja tikslios s\u0105rankos.<\/div>\n<p>&nbsp;<\/p>\n<h2 id=\"conclusion\" class=\"header_36220 auto-hide-last-sibling-br\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>I\u0161vada<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_1252f paragraph-element\">RFID korteli\u0173 skaitytuvai labai skiriasi priklausomai nuo da\u017eni\u0173 diapazono, kuriame jie veikia, kiekvienas turi skirtingas galimybes ir idealius naudojimo atvejus. LF skaitytuvai geriausiai tinka ma\u017eo nuotolio, saugioms programoms; HF skaitytuvai si\u016blo diapazono, grei\u010dio ir universalumo pusiausvyr\u0105; UHF skaitytuvai si\u016blo plat\u0173 asortiment\u0105, tinkant\u012f didelio masto operacijoms; ir mikrobang\u0173 skaitytuvai puikiai tinka didel\u0117s spartos duomen\u0173 rinkimo dideliais atstumais scenarijais. Norint pasirinkti tinkam\u0105 RFID sistem\u0105, kuri veiksmingai tenkint\u0173 konkre\u010dius veiklos poreikius, labai svarbu suprasti \u0161iuos skirtumus.<\/div>","protected":false},"excerpt":{"rendered":"<p>\u012evadas RFID (Radio Frequency Identification) korteli\u0173 skaitytuvai yra integruoti \u012f \u012fvairias identifikavimo ir sekimo sistemas, si\u016blantys \u012fvairius veikimo da\u017enius. \u0160ie da\u017eniai nustato skaitymo ir ra\u0161ymo diapazonus, na\u0161um\u0105 ir tinkamas programas. Pagrindiniai naudojami da\u017eniai yra \u017eemo da\u017enio (LF), auk\u0161to da\u017enio (HF), ypa\u010d auk\u0161to da\u017enio (UHF) ir mikrobang\u0173. Kiekvienas da\u017enio tipas yra unikalus [\u2026]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2641","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/posts\/2641","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/comments?post=2641"}],"version-history":[{"count":1,"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/posts\/2641\/revisions"}],"predecessor-version":[{"id":2642,"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/posts\/2641\/revisions\/2642"}],"wp:attachment":[{"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/media?parent=2641"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/categories?post=2641"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/tags?post=2641"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}